Features: Quickly and easily detect counterfeitmoney with our Money Checker Tester Pen - a must tool for anyone handling cash transactions. Our portable and lightweight currency detector pen features unique ink that reactchemically to fake bill, leaving a dark mark that distinguishes them from genuine currency. For cashiers, banktellers, small business owner, and anyone who frequently handles cash, our money checker pen ensures you never getstuck with fake bill again. Use it of sale, in office, - this counterfeitdetector pen is perfect for any situation where you need to verifyauthenticity of paper currency. Quality materials and designed to last, our money checker pen is a reliable and effective tool for protecting your business from counterfeitbill. Specifications: Material: Plastic Size: Approx. 133x17x21mm/5.24x0.67x0.83in Color: Blue/Purple Package Includes: 1x Money Checker Tester Pen note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.